.fl
  float left
.fr
  float right
.clearfix:after
  content ''
  display block
  height 0
  overflow hidden
  clear both
.center-block
  display block
  margin 0 auto
.text-center
  text-align center
/* 单行 */
.text_ellipsis
  text-overflow ellipsis
  white-space nowrap
  overflow hidden
/* 多行 */
.text_ellipsis_two
  overflow hidden
  display -webkit-box
  -webkit-line-clamp 2
  -webkit-box-orient vertical
.flex_space_between
  display flex
  justify-content space-between
  flex-wrap wrap
.flex_space_around
  display flex
  justify-content space-around
  flex-wrap wrap
.image_icon
  vertical-align middle
  margin-right 5px
.model_box
  position fixed
  top 0
  left 0
  width 100%
  height 100%
  z-index 10
.model_con
  position relative
  z-index 11
.model_btn
  display flex
  height 45px
  line-height 45px
  color #666
  border-top 1px solid #eee
.model_btn div:first-child
  border-right 1px solid #eee
.model_btn div
  flex 1
  text-align center
  font-size 14px
.model_btn div.submit
  position relative
  color #4ACEAD
.shadow
  position absolute
  z-index 6
  width 100%
  height 100%
  background rgba(0, 0, 0, 0.5)
.weui-cells_after-title::before
  display none
.weui-cells_after-title::after
  display none
.project-color
  color #56BAFE
.project-btn
  text-align center
  color #fff
  background #56bafe
.flex_center
  display flex
  align-items center
.flex_end
  display flex
  justify-content flex-end
  flex-wrap wrap
.flex_start
  display flex
  justify-content flex-start
  flex-wrap wrap
